Joachim's Ko-Semeai - Putting the Cart
Before the Horse (2013 - 2015)
0g - White Fills-in Her False Eye
in the Hanezeki
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( Black has a valid ko-threat at |
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White filled-in at Black lost his ko-threat at |
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Black will win with ease. |
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White has another option available to get Black's group below the Punishment Semeai Liberty Level: She fills-in her false eye at |
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White filled-in at |
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Black will win with ease. |

960
in the hanezeki, so White might consider filling-in her false eye in there at
, before the ko begins. This move does not only steal Black's ko-threat, but simultaneously increases the Punishment Semeai Liberty Level by one, so forcing Black to connect the hanezeki's tail earlier than "usual". However, White's hopes will be in vain; we will reach a situation that is similar to that of FLAG 0c (
961
off the board, as a compensation for White's move at 
, and has five liberties (2 * w, 3 * c), as "usual", against eight liberties for Black's group (3 * c, 4 * b, k).
@
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; 
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, instead of starting the ko with a move at 
is still on the board. White has five liberties (2 * w, 3 * c), as "usual", against eight liberties for Black's group (3 * c, 3 * b, k, 1 approach-move liberty for the larger eye).


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